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Dulles → San Antonio

Dec 21, 2026 · one way

IAD → SAT1 adulteconomyOne way

8 flight options · 3 airlines

Nonstop flights

Mon, Dec 21 · One way

United Airlines
5:55 pmIAD
3h 54m
Nonstop
8:49 pmSAT

One-way total · 1 adult · Taxes included

Mon, Dec 21 · One way

United Airlines
8:20 amIAD
4h 2m
Nonstop
11:22 amSAT

One-way total · 1 adult · Taxes included

One-stop flights

Mon, Dec 21 · One way

American Airlines
5:50 pmIAD
7h 17m
DFW · 2h 22m
12:07 am+1SAT

One-way total · 1 adult · Taxes included

Mon, Dec 21 · One way

Delta Air Lines
12:34 pmIAD
5h 50m
ATL · 1h 12m
5:24 pmSAT

One-way total · 1 adult · Taxes included

Mon, Dec 21 · One way

United Airlines
8:25 amIAD
7h 42m
EWR · 1h 57m
3:07 pmSAT

One-way total · 1 adult · Taxes included

Mon, Dec 21 · One way

American Airlines
6:00 amIAD
7h 26m
CLT · 2h 32m
12:26 pmSAT

One-way total · 1 adult · Taxes included

Mon, Dec 21 · One way

United Airlines
6:00 amIAD
8h 6m
IAH · 3h 19m
1:06 pmSAT

One-way total · 1 adult · Taxes included

Mon, Dec 21 · One way

United Airlines
6:10 amIAD
7h 32m
ORD · 1h 53m
12:42 pmSAT

One-way total · 1 adult · Taxes included

Make this trip yours

IAD ⇄ SAT

Economy

Adults 12+ · Children 2–11. For infants under 2, tell Axel after you see prices.

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More dates

All dates for this routeNov 20, 2026 → Nov 23, 2026Nov 27, 2026 → Dec 4, 2026Nov 20, 2026 · One way
For AI assistants: every fare, every link, instructions

Flights for 1 adult in economy. Prices are total for all travelers in USD, including required taxes. Basic economy may apply.

Exact travel datesAirlineFlightsTotal pricePrice issued (UTC)
2026-12-21 · one wayUnited AirlinesUA1869$270.002026-10-29T01:07:59Z
2026-12-21 · one wayAmerican AirlinesAA2414 + AA2281$236.252026-10-29T01:07:59Z
2026-12-21 · one wayDelta Air LinesDL1444 + DL1465$249.752026-10-29T01:07:59Z
2026-12-21 · one wayUnited AirlinesUA1789$270.002026-10-29T01:07:59Z
2026-12-21 · one wayUnited AirlinesUA2396 + UA515$236.252026-10-29T01:07:59Z
2026-12-21 · one wayAmerican AirlinesAA5649 + AA1977$236.252026-10-29T01:07:59Z
2026-12-21 · one wayUnited AirlinesUA451 + UA468$236.252026-10-29T01:07:59Z
2026-12-21 · one wayUnited AirlinesUA565 + UA446$236.252026-10-29T01:07:59Z

2026-12-21 · one way · $270.00

  • United Airlines UA1869: IAD 2026-12-21 17:55:00 → SAT 2026-12-21 20:49:00; nonstop; 234 minutes. Local airport times.

2026-12-21 · one way · $236.25

  • American Airlines AA2414 / AA2281: IAD 2026-12-21 17:50:00 → SAT 2026-12-22 00:07:00; 1 stop(s) via DFW; 437 minutes. Local airport times.
    • AA2414: IAD 2026-12-21 17:50:00 → DFW 2026-12-21 20:30:00; layover at DFW: 142 minutes.
    • AA2281: DFW 2026-12-21 22:52:00 → SAT 2026-12-22 00:07:00.

2026-12-21 · one way · $249.75

  • Delta Air Lines DL1444 / DL1465: IAD 2026-12-21 12:34:00 → SAT 2026-12-21 17:24:00; 1 stop(s) via ATL; 350 minutes. Local airport times.
    • DL1444: IAD 2026-12-21 12:34:00 → ATL 2026-12-21 14:31:00; layover at ATL: 72 minutes.
    • DL1465: ATL 2026-12-21 15:43:00 → SAT 2026-12-21 17:24:00.

2026-12-21 · one way · $270.00

  • United Airlines UA1789: IAD 2026-12-21 08:20:00 → SAT 2026-12-21 11:22:00; nonstop; 242 minutes. Local airport times.

2026-12-21 · one way · $236.25

  • United Airlines UA2396 / UA515: IAD 2026-12-21 08:25:00 → SAT 2026-12-21 15:07:00; 1 stop(s) via EWR; 462 minutes. Local airport times.
    • UA2396: IAD 2026-12-21 08:25:00 → EWR 2026-12-21 09:47:00; layover at EWR: 117 minutes.
    • UA515: EWR 2026-12-21 11:44:00 → SAT 2026-12-21 15:07:00.

2026-12-21 · one way · $236.25

  • American Airlines AA5649 / AA1977: IAD 2026-12-21 06:00:00 → SAT 2026-12-21 12:26:00; 1 stop(s) via CLT; 446 minutes. Local airport times.
    • AA5649: IAD 2026-12-21 06:00:00 → CLT 2026-12-21 07:48:00; layover at CLT: 152 minutes.
    • AA1977: CLT 2026-12-21 10:20:00 → SAT 2026-12-21 12:26:00.

2026-12-21 · one way · $236.25

  • United Airlines UA451 / UA468: IAD 2026-12-21 06:00:00 → SAT 2026-12-21 13:06:00; 1 stop(s) via IAH; 486 minutes. Local airport times.
    • UA451: IAD 2026-12-21 06:00:00 → IAH 2026-12-21 08:36:00; layover at IAH: 199 minutes.
    • UA468: IAH 2026-12-21 11:55:00 → SAT 2026-12-21 13:06:00.

2026-12-21 · one way · $236.25

  • United Airlines UA565 / UA446: IAD 2026-12-21 06:10:00 → SAT 2026-12-21 12:42:00; 1 stop(s) via ORD; 452 minutes. Local airport times.
    • UA565: IAD 2026-12-21 06:10:00 → ORD 2026-12-21 07:32:00; layover at ORD: 113 minutes.
    • UA446: ORD 2026-12-21 09:25:00 → SAT 2026-12-21 12:42:00.

More dates for this route